As of 01:51 EDT

Byram, CT weather in December

77°

Byram, Sunday, 9 August, 01:51

Clear. Feels like 78°. High 91°, low 74°.

Pressure29.94 inHg

Wind1 mph SW

Humidity79%

Visibility6.2 mi

Dew point70°

See detailed hourly forecast

In December, Byram, CT averages a high of 41.5° and a low of 30.3°. About 4.1 inches of precipitation fall over the month (10 wet days). The record high is 70.2° (1998) and the record low -5.3° (1963). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	46°	35.1°	37%	65.8° (2001)	20.8° (1967)
2	45.5°	34.3°	32%	61.3° (2023)	19.4° (1971)
3	45.3°	34°	32%	61.3° (1998)	14° (1976)
4	44.4°	33.1°	25%	68.7° (1998)	15.6° (1989)
5	43°	33.3°	30%	65.8° (2001)	15.4° (2025)
6	44.6°	33.6°	43%	67.6° (2001)	21.9° (2007)
7	43.3°	32.4°	32%	70.2° (1998)	12.7° (2002)
8	41.7°	31.6°	28%	58.3° (1966)	19.2° (1976)
9	42.6°	31.3°	38%	61.3° (1991)	15.4° (1968)
10	43°	32.4°	33%	59.4° (1966)	9.3° (1968)
11	42.6°	31.6°	40%	63° (2021)	13.3° (1977)
12	41.9°	30.9°	35%	59.7° (2015)	7.7° (1988)
13	42.1°	31.1°	32%	60.3° (2015)	8.2° (1960)
14	41.2°	31.1°	38%	58.1° (2015)	12.2° (1960)
15	42.3°	30.6°	32%	62.1° (2015)	9.9° (1960)
16	42.1°	30.9°	38%	59.2° (1971)	15.8° (1961)
17	41.4°	30.6°	37%	59° (1984)	9.9° (1972)
18	39.7°	28.8°	23%	59.9° (2023)	10° (1960)
19	38.3°	27.5°	27%	57.4° (1990)	12.4° (1960)
20	38.7°	27.5°	32%	54.7° (1999)	8.1° (1963)
21	40.3°	28.4°	30%	59° (2018)	5.2° (1963)
22	40.3°	28.8°	35%	64° (2013)	5.5° (1989)
23	41.2°	29.3°	37%	59.7° (2013)	2.3° (1989)
24	40.8°	29.1°	45%	66.6° (2015)	0.7° (1960)
25	40.1°	27.5°	38%	62.4° (2015)	-4° (1980)
26	37.6°	27.1°	27%	58.6° (1982)	2.5° (1980)
27	37.2°	27.1°	33%	58.1° (1973)	5.5° (1989)
28	40.5°	28.2°	23%	61° (2008)	0.7° (1960)
29	40.8°	29.1°	35%	63.5° (1984)	9.5° (1963)
30	38.7°	27.5°	32%	55.6° (2024)	-0.6° (1962)
31	39.2°	27°	43%	58.1° (1965)	-5.3° (1963)